/* =============================================================================
   Components - Buttons, forms, tags, categories, pills
   ============================================================================= */

/* Category Pill */
.category {
    color: var(--text);
    text-decoration: none;
    background: var(--color-category);
    padding: 0.1rem 0.5rem;
    border-radius: 3px;
    font-size: 0.85em;
}

.category:hover {
    filter: brightness(0.95);
}

/* Tags */
.tags {
    margin-top: 0.75rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tag {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--text);
    text-decoration: none;
    background: var(--color-tag);
    padding: 0 0.4rem;
    border-radius: 3px;
}

.tag:hover {
    filter: brightness(0.95);
}

/* Buttons */
.btn {
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.6rem 1.25rem;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: background-color 0.15s;
}

.btn-primary {
    background: var(--accent);
    color: white;
}

.btn-primary:hover {
    background: var(--link-hover);
}

.btn-secondary {
    background: var(--border);
    color: var(--text);
}

.btn-secondary:hover {
    background: #d1d5db;
}

.btn-danger {
    background: #dc2626;
    color: white;
}

.btn-danger:hover {
    background: #b91c1c;
}

.btn-delete {
    margin-left: auto;
}

.btn-small {
    padding: 0.2rem 0.5rem;
    font-size: 0.75rem;
    margin-left: 0.5rem;
}

/* Forms */
.auth-form {
    max-width: 500px;
}

.post-form {
    width: 100%;
}

.post-form .form-textarea {
    min-height: 400px;
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
    color: var(--text);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 0.6rem 0.75rem;
    font-family: var(--font-serif);
    font-size: 1rem;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: var(--bg);
    color: var(--text);
    transition: border-color 0.15s;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
}

.form-select.auto-detected {
    background-color: #ecfdf5;
    border-color: var(--accent);
    transition: background-color 0.3s, border-color 0.3s;
}

.form-select:not(.auto-detected) {
    transition: background-color 0.5s, border-color 0.5s;
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
    line-height: 1.6;
}

.form-hint {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 0.3rem;
}

.form-row {
    display: flex;
    gap: 1rem;
}

.form-row .form-group {
    flex: 1;
}

.form-error {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    color: #dc2626;
    background: #fef2f2;
    padding: 0.75rem 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
}

.form-errors {
    margin-bottom: 1rem;
}

.form-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.form-checkbox-group {
    margin-top: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 0.9rem;
}

.checkbox-label input[type="checkbox"] {
    width: 1.1rem;
    height: 1.1rem;
    cursor: pointer;
}

.summary-group {
    display: none;
}

.summary-group label {
    display: flex;
    align-items: center;
}

/* Confirm delete page */
.confirm-delete {
    max-width: 500px;
}

.confirm-delete p {
    margin-bottom: 1rem;
}

.delete-preview {
    padding: 1rem;
    background: var(--bg-alt, #f5f5f5);
    border-radius: 6px;
    margin-bottom: 1.5rem;
}

.delete-preview .text-muted {
    color: var(--text-muted);
}

/* Post Type Toggle */
.post-type-toggle ul {
    list-style: none;
    display: flex;
    gap: 0;
    padding: 0;
    margin: 0;
    background: var(--border);
    border-radius: 6px;
    overflow: hidden;
    width: fit-content;
}

.post-type-toggle li {
    margin: 0;
    padding: 0;
}

.post-type-toggle li label {
    display: block;
    padding: 0.5rem 1.25rem;
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    color: var(--text-muted);
    margin: 0;
}

.post-type-toggle li input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
    pointer-events: none;
}

.post-type-toggle li:has(input[type="radio"]:checked) label {
    background: var(--accent);
    color: white;
}

.post-type-toggle li label:hover {
    color: var(--text);
}

.post-type-toggle li:has(input[type="radio"]:checked) label:hover {
    color: white;
}

/* Pagination */
.pagination {
    font-family: var(--font-sans);
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
}

.pagination a {
    color: var(--link);
    text-decoration: none;
}

.pagination a:hover {
    text-decoration: underline;
}

/* Reply notice in new post form */
.reply-notice {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    background: #f0fdf4;
    border: 1px solid var(--accent);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    color: var(--text);
}

.reply-notice a {
    color: var(--link);
    word-break: break-all;
}

@media (max-width: 500px) {
    .form-row {
        flex-direction: column;
        gap: 0;
    }
}

/* Tag Autocomplete */
.tag-autocomplete-wrapper {
    position: relative;
}

.tag-autocomplete-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 6px 6px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 100;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.tag-autocomplete-option {
    padding: 0.5rem 0.75rem;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    cursor: pointer;
    transition: background 0.1s;
}

.tag-autocomplete-option:hover,
.tag-autocomplete-option.selected {
    background: var(--blue-pastel);
}

.tag-autocomplete-option.selected {
    color: var(--blue-dark);
}

/* Error Pages */
.error-page {
    text-align: center;
    padding: 3rem 0;
}

.error-code {
    font-family: var(--font-sans);
    font-size: 6rem;
    font-weight: 700;
    color: var(--border);
    line-height: 1;
    margin-bottom: 1rem;
}

.error-message {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.error-hint {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.error-action {
    margin-top: 2rem;
}

/* Reply/Quote/Thread notices in compose form */
.reply-notice,
.quote-notice,
.thread-notice {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    border-radius: 6px;
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    color: var(--text);
}

.reply-notice {
    background: #f0fdf4;
    border: 1px solid var(--accent);
}

.quote-notice {
    background: #fef3c7;
    border: 1px solid #f59e0b;
}

.thread-notice {
    background: #eff6ff;
    border: 1px solid #3b82f6;
}

.reply-notice a,
.quote-notice a,
.thread-notice a {
    color: var(--link);
    word-break: break-all;
}